21781079856

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:329

約数の個数: 360

約数和(自身を含む): 68194854000

約数和(自身を除く): 46413774144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 69, 72, 76, 92, 101, 114, 138, 144, 149, 152, 171, 184, 202, 207, 228, 276, 298, 303, 304, 342, 368, 404, 414, 437, 447, 456, 529, 552, 596, 606, 684, 808, 828, 874, 894, 909, 912, 1058, 1104, 1192, 1212, 1311, 1341, 1368, 1587, 1616, 1656, 1748, 1788, 1818, 1919, 2116, 2323, 2384, 2424, 2622, 2682, 2736, 2831, 3174, 3312, 3427, 3496, 3576, 3636, 3838, 3933, 4232, 4646, 4761, 4848, 5244, 5364, 5662, 5757, 6348, 6854, 6969, 6992, 7152, 7272, 7676, 7866, 8464, 8493, 9292, 9522, 10051, 10281, 10488, 10728, 11324, 11514, 12696, 13708, 13938, 14544, 15049, 15352, 15732, 16986, 17271, 18584, 19044, 20102, 20562, 20907, 20976, 21456, 22648, 23028, 25392, 25479, 27416, 27876, 30098, 30153, 30704, 30843, 31464, 33972, 34542, 37168, 38088, 40204, 41124, 41814, 44137, 45147, 45296, 46056, 50958, 53429, 54832, 55752, 60196, 60306, 61686, 62928, 65113, 67944, 69084, 76176, 78821, 80408, 82248, 83628, 88274, 90294, 90459, 92112, 101916, 106858, 111504, 120392, 120612, 123372, 130226, 132411, 135441, 135888, 138168, 157642, 160287, 160816, 164496, 167256, 176548, 180588, 180918, 195339, 203832, 213716, 236463, 240784, 241224, 246744, 260452, 264822, 270882, 276336, 285931, 315284, 320574, 334512, 346127, 353096, 361176, 361836, 390678, 397233, 407664, 427432, 472926, 480861, 482448, 493488, 520904, 529644, 541764, 571862, 586017, 630568, 641148, 692254, 706192, 709389, 722352, 723672, 781356, 794466, 854864, 857793, 945852, 961722, 1015151, 1038381, 1041808, 1059288, 1083528, 1143724, 1172034, 1261136, 1282296, 1384508, 1418778, 1447344, 1497599, 1562712, 1588932, 1715586, 1891704, 1923444, 2030302, 2076762, 2118576, 2167056, 2287448, 2344068, 2564592, 2573379, 2769016, 2837556, 2995198, 3045453, 3115143, 3125424, 3177864, 3431172, 3783408, 3846888, 4060604, 4153524, 4492797, 4574896, 4688136, 5146758, 5538032, 5675112, 5990396, 6090906, 6230286, 6355728, 6576413, 6862344, 7693776, 7960921, 8121208, 8307048, 8985594, 9136359, 9376272, 10293516, 11350224, 11980792, 12181812, 12460572, 13152826, 13478391, 13724688, 15921842, 16242416, 16614096, 17971188, 18272718, 19729239, 20587032, 23882763, 23961584, 24363624, 24921144, 26305652, 26956782, 31843684, 35942376, 36545436, 39458478, 41174064, 47765526, 48727248, 49842288, 52611304, 53913564, 59187717, 63687368, 71648289, 71884752, 73090872, 78916956, 95531052, 105222608, 107827128, 118375434, 127374736, 143296578, 146181744, 151257499, 157833912, 191062104, 215654256, 236750868, 286593156, 302514998, 315667824, 382124208, 453772497, 473501736, 573186312, 605029996, 907544994, 947003472, 1146372624, 1210059992, 1361317491, 1815089988, 2420119984, 2722634982, 3630179976, 5445269964, 7260359952, 10890539928, 21781079856]

約数ペア:

[(1, 21781079856), (2, 10890539928), (3, 7260359952), (4, 5445269964), (6, 3630179976), (8, 2722634982), (9, 2420119984), (12, 1815089988), (16, 1361317491), (18, 1210059992), (19, 1146372624), (23, 947003472), (24, 907544994), (36, 605029996), (38, 573186312), (46, 473501736), (48, 453772497), (57, 382124208), (69, 315667824), (72, 302514998), (76, 286593156), (92, 236750868), (101, 215654256), (114, 191062104), (138, 157833912), (144, 151257499), (149, 146181744), (152, 143296578), (171, 127374736), (184, 118375434), (202, 107827128), (207, 105222608), (228, 95531052), (276, 78916956), (298, 73090872), (303, 71884752), (304, 71648289), (342, 63687368), (368, 59187717), (404, 53913564), (414, 52611304), (437, 49842288), (447, 48727248), (456, 47765526), (529, 41174064), (552, 39458478), (596, 36545436), (606, 35942376), (684, 31843684), (808, 26956782), (828, 26305652), (874, 24921144), (894, 24363624), (909, 23961584), (912, 23882763), (1058, 20587032), (1104, 19729239), (1192, 18272718), (1212, 17971188), (1311, 16614096), (1341, 16242416), (1368, 15921842), (1587, 13724688), (1616, 13478391), (1656, 13152826), (1748, 12460572), (1788, 12181812), (1818, 11980792), (1919, 11350224), (2116, 10293516), (2323, 9376272), (2384, 9136359), (2424, 8985594), (2622, 8307048), (2682, 8121208), (2736, 7960921), (2831, 7693776), (3174, 6862344), (3312, 6576413), (3427, 6355728), (3496, 6230286), (3576, 6090906), (3636, 5990396), (3838, 5675112), (3933, 5538032), (4232, 5146758), (4646, 4688136), (4761, 4574896), (4848, 4492797), (5244, 4153524), (5364, 4060604), (5662, 3846888), (5757, 3783408), (6348, 3431172), (6854, 3177864), (6969, 3125424), (6992, 3115143), (7152, 3045453), (7272, 2995198), (7676, 2837556), (7866, 2769016), (8464, 2573379), (8493, 2564592), (9292, 2344068), (9522, 2287448), (10051, 2167056), (10281, 2118576), (10488, 2076762), (10728, 2030302), (11324, 1923444), (11514, 1891704), (12696, 1715586), (13708, 1588932), (13938, 1562712), (14544, 1497599), (15049, 1447344), (15352, 1418778), (15732, 1384508), (16986, 1282296), (17271, 1261136), (18584, 1172034), (19044, 1143724), (20102, 1083528), (20562, 1059288), (20907, 1041808), (20976, 1038381), (21456, 1015151), (22648, 961722), (23028, 945852), (25392, 857793), (25479, 854864), (27416, 794466), (27876, 781356), (30098, 723672), (30153, 722352), (30704, 709389), (30843, 706192), (31464, 692254), (33972, 641148), (34542, 630568), (37168, 586017), (38088, 571862), (40204, 541764), (41124, 529644), (41814, 520904), (44137, 493488), (45147, 482448), (45296, 480861), (46056, 472926), (50958, 427432), (53429, 407664), (54832, 397233), (55752, 390678), (60196, 361836), (60306, 361176), (61686, 353096), (62928, 346127), (65113, 334512), (67944, 320574), (69084, 315284), (76176, 285931), (78821, 276336), (80408, 270882), (82248, 264822), (83628, 260452), (88274, 246744), (90294, 241224), (90459, 240784), (92112, 236463), (101916, 213716), (106858, 203832), (111504, 195339), (120392, 180918), (120612, 180588), (123372, 176548), (130226, 167256), (132411, 164496), (135441, 160816), (135888, 160287), (138168, 157642)]